Home / 7,846.14-11,770.65-2,581.44

Finding the Fourth Proportional to 7,846.14, 11,770.65 and 2,581.44

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Solution

The fourth proportional to 7,846.14, 11,770.65 and 2,581.44 is: 3,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.14 : 11,770.65 = 2,581.44 : x
  2. Step 2: Convert to fraction form
    7,846.14/11,770.65 = 2,581.44/x
  3. Step 3: Cross multiply
    7,846.14x = 11,770.65 × 2,581.44
  4. Step 4: Simplify right side
    7,846.14x = 30,385,226.74
  5. Step 5: Solve for x
    x = 30,385,226.74/7,846.14
  6. Step 6: Final answer
    x = 3,872.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.